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Fluidampr 620601 Performance Damper for Honda/Acura B-Series 1991-2001 (35% Underdrive Alt Pulley) - Steel

$501.99 $590.58
-15%
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Fluidampr 620601 Performance Damper for Honda/Acura B-Series 1991-2001 (35% Underdrive Alt Pulley) - Steel
$501.99 $590.58
$501.99 $590.58

Fits select 1991-2001 Honda and Acura models, including Civic Si, Integra GS-R, Integra Type R, and Prelude 2.0 Si (B-Series engines).

High-performance engine modifications can compromise a factory harmonic balancer's ability to manage torsional vibration. The Fluidampr 620601 performance damper provides superior protection across the entire RPM range by utilizing a viscous design. Unlike rubber-based dampers, this unit features a free-floating inertia ring in a bath of silicone to continuously dampen harmful vibrations, reducing the risk of crankshaft failure and premature wear on critical internal components. This specific model features a 35% underdrive alternator-only pulley to reduce parasitic drag and unleash lost horsepower and torque.

  • SFI 18.1 certified for competition and track use.
  • Precision CNC machined from high-grade steel for maximum durability.
  • Corrosion-resistant black zinc finish with clear, engraved timing marks.
  • Internally balanced and maintenance-free; no tuning or refills required.
  • 35% underdrive alternator pulley configuration.
  • Proudly made in the USA.
  • Manufacturer Part Number: 620601
📘 Guides & Manuals
🔧 Fitment & Compatibility
Year Make Model Submodel
1994-2001 Acura Integra GS-R
1995-1996 Acura Integra Special Edition
1997-1998,2000-2001 Acura Integra Type R
1999-2000 Honda Civic Si
1994-1997 Honda Civic del Sol VTEC
1991 Honda Prelude 2.0 Si

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